Wire end connector

Abstract

The utility model discloses a wire end connector, which belongs to the technical field of connectors, and comprises an insulator, a cavity is arranged in the insulator, an electric connection plugboard is arranged in the cavity of the insulator, two terminal groups are arranged on the electric connection plugboard, each terminal group comprises a plurality of grounding terminals, and the grounding terminals are arranged in the cavity of the insulator. The cross section of each grounding terminal is of a U-shaped structure, a first grounding part is arranged on one side of the multiple grounding terminals, a second grounding part is arranged on the other side of the multiple grounding terminals, two signal terminals are arranged between every two adjacent grounding terminals, and connecting pieces are arranged on the grounding terminals located on the two sides. The grounding reliability is further guaranteed by adopting the double grounding part design that one side of each grounding terminal is provided with the grounding part I and the other side of each grounding terminal is provided with the grounding part II, meanwhile, the grounding terminals are of the same specification and can be formed only through one-time stamping, the structure is simple, the production efficiency is improved, the production cost is reduced, and large-scale industrial production is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wire end connector belongs to connector technical field. BACKGROUND

[0002] In various electronic equipment, the wire end connector plays a vital role, which is responsible for realizing the stable electrical connection between different wires, circuit boards and the like.

[0003] A wire end connector and a connector assembly are disclosed in Chinese patent for invention with announcement number CN118412706A, relating to the connector technical field, comprising: a first insulating body, a containing cavity is arranged in the first insulating body, an electrical connection plug-in board is arranged in the containing cavity, terminal groups are arranged on both sides of the electrical connection plug-in board, each terminal group is electrically connected with a cable group; first grounding component and second grounding component, the first grounding component and the second grounding component are arranged on the side of the two terminal groups close to each other respectively, and are electrically connected with the grounding terminals in the two terminal groups respectively.

[0004] The above scheme has the following shortcomings in actual use:

[0005] The wiring terminal group structure in the scheme is relatively complex, multiple stamping and assembly are needed during stamping, which leads to low production efficiency and also increases the operating cost of enterprises. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a wire end connector to solve the problems in the above background technology.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] Compared with the prior art, the utility model provides a design of a wire end connector, which comprises an insulator, a cavity is formed in the insulator, an electrical connection plug-in board is arranged in the cavity of the insulator, two groups of terminal groups are arranged on the electrical connection plug-in board, the terminal groups comprise a plurality of grounding terminals, the cross section of the grounding terminal is in U-shaped structure, a grounding part one is arranged on one side of the plurality of grounding terminals, a grounding part two is arranged on the other side of the plurality of grounding terminals, two signal terminals are arranged between adjacent two grounding terminals, and a connecting piece is arranged on the grounding terminals on both sides.

[0009] Further, an insulating partition plate is arranged between the two groups of terminal groups.

[0010] Further, the electrical connection plug-in board comprises two injection molding pieces, the two injection molding pieces are used for clamping and fixing the terminal groups, and a guide strip is arranged on one side of the two injection molding pieces.

[0011] Further, the terminal group is provided with a pull belt, one end of the pull belt extends out of the insulator.

[0012] Further, the pull belt is provided with a connecting belt, the connecting belt is connected head to tail to form a loop portion.

[0013] Further, the insulator is provided with a fastener, the fastener comprises a lock buckle and a lock convex, and the loop portion is inserted on the lock buckle.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The double grounding parts are arranged on one side of the grounding terminal and the other side of the grounding terminal, the reliability of grounding is further ensured, the grounding terminal is of the same specification, and only needs to be punched once to be formed, the structure is simple, and the production efficiency is improved.

[0016] Two signal terminals are arranged between the adjacent two grounding terminals, so that the multi-signal transmission demand can be met, the signal can be effectively shielded by the grounding terminal, and interference is reduced. DETAILED DESCRIPTION

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the accompanying drawings required to be used in the embodiments or the prior art description will be briefly introduced below, and obviously, the accompanying drawings in the following description are only some embodiments of the utility model, and other accompanying drawings can be obtained according to the structure shown in the accompanying drawings without creative labor for those skilled in the art.

[0018] Figure 1 It is the overall structural schematic view of the utility model;

[0019] Figure 2 It is the bottom view of Figure 1 ;

[0020] Figure 3 It is the structural schematic view of the cavity inside the utility model;

[0021] Figure 4 It is the structural schematic view of the terminal group of the utility model.

[0022] In the drawing: 1, insulator;2, electric connection plugboard;3, terminal group;4, grounding terminal;5, grounding part one;6, grounding part two;7, signal terminal;8, connecting piece;9, insulating partition;10, injection molding;11, guide strip;12, pull belt;13, fastener;14, connecting belt. DETAILED DESCRIPTION

[0023] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-4 The present application provides a technical scheme:

[0025] As Figure 1 and Figure 4 shown, a wire end connector, comprising an insulator 1, a cavity is formed in the insulator 1, one side of the cavity is an open structure, an electrical connection plug-in board 2 is arranged in the cavity of the insulator 1, two groups of terminal groups 3 are arranged on the electrical connection plug-in board 2, the two groups of terminal groups 3 are symmetrically arranged, the front end of the terminal group 3 adopts a thinning process, the SI performance is optimized, the terminal group 3 comprises a plurality of grounding terminals 4, the cross section of the grounding terminal 4 is in U-shaped structure, a grounding part one 5 is arranged on one side of the plurality of grounding terminals 4, a grounding part two 6 is arranged on the other side of the plurality of grounding terminals 4, two signal terminals 7 are arranged between adjacent two grounding terminals 4, a connecting piece 8 is arranged on the grounding terminal 4 on both sides, by adopting the design of the double grounding parts of the grounding part one 5 arranged on one side of the plurality of grounding terminals 4 and the grounding part two 6 arranged on the other side, the reliability of grounding is further ensured, at the same time, the grounding terminals 4 are of the same specification, only need to be punched once to be formed, the structure is simple, and the production efficiency is improved, and the setting of the connecting piece 8 can facilitate the installation and fixation of the terminal group 3.

[0026] Further, an insulating partition plate 9 is arranged between the two groups of terminal groups 3, which effectively prevents short circuit between the two groups of terminal groups 3 and ensures the safety and stability of electrical connection.

[0027] As Figure 3 shown, the electrical connection plug-in board 2 comprises two injection molding pieces 10, the two injection molding pieces 10 can tightly clamp and fix the terminal group 3, preventing the terminal group 3 from loosening, a guide strip 11 is arranged on one side of the two injection molding pieces 10, the guide strip 11 is provided with a protrusion on the side abutting against the injection molding piece 10, and a groove corresponding to the protrusion is formed in the two injection molding pieces 10, the concave-convex matched guide structure enables the injection molding piece to be accurately positioned in the assembly process, improving the assembly efficiency and quality.

[0028] As Figure 2 shown, a pull belt 12 is arranged on the terminal group 3, one end of the pull belt 12 extends out of the insulator 1.

[0029] Further, a connecting belt 14 is arranged on the pull belt 12, and the connecting belt 14 is connected head to tail to form a ring part.

[0030] Further, the insulator 1 is provided with a fastener 13, the fastener 13 comprises a lock and a lock convex, and the ring part is inserted into the lock.

[0031] Specifically, in terms of manufacturing process, the GND (ground terminal) of the utility model is of the same specification, and only needs to be punched once, which greatly simplifies the production process, reduces the production cost, and is also convenient for standardized production and quality control. The front end of the terminal adopts a thinning process, which can effectively optimize the SI (signal integrity) performance by optimizing the thickness of the front end of the terminal, reduce the reflection, distortion and other problems of the signal at the transmission starting end, and ensure the high-quality transmission of the signal. The second molding (injection molding) is front and back filling type injection molding, and a step is made in the tail pad area. The combination of this special injection molding process and structural design can further improve the SI performance of the product, reduce the influence of the injection molding process on signal transmission, and ensure the stable performance of the connector in the high-frequency and high-speed signal transmission scene.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A terminal connector comprising an insulator (1) having a cavity formed therein, an electrical connection board (2) disposed in the cavity of the insulator (1), and two groups of terminal sets (3) disposed on the electrical connection board (2), characterized in that, The terminal group (3) comprises several ground terminals (4), the cross section of the ground terminal (4) is in U-shaped structure, one side of the ground terminal (4) is provided with a ground part one (5), the other side of the ground terminal (4) is provided with a ground part two (6), two signal terminals (7) are arranged between adjacent two ground terminals (4), and the ground terminal (4) on both sides is provided with a connecting piece (8).

2. A cord end connector according to claim 1, wherein, Insulating partitions (9) are arranged between the two terminal groups (3).

3. A cord connector according to claim 1, wherein The electric connection plugboard (2) comprises two injection molding pieces (10), the two injection molding pieces (10) are used for clamping and fixing the terminal group (3), and one side of the two injection molding pieces (10) is provided with a guide strip (11).

4. A cord connector according to claim 1, wherein A pull belt (12) is arranged on the terminal group (3), and one end of the pull belt (12) extends out of the insulator (1).

5. A cord connector according to claim 4, wherein A connecting belt (14) is arranged on the pull belt (12), and the connecting belt (14) is connected in a loop.

6. A cord connector according to claim 5, wherein A buckle (13) is arranged on the insulator (1), the buckle (13) comprises a lock buckle and a lock convex, and the loop is inserted into the lock buckle.

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